Description Contine (Theophylline) is a bronchodilator, structurally classified as a xanthine derivative. It has two distinct actions in the airways of patients with reversible obstruction; smooth muscle relaxation and suppression of the response of the airways to stimuli. It also causes pulmonary vasodilation, stimulates mucociliary clearance and inhibits mast cell mediator release. Theophylline increases the […]